Powertrain
generic / SAE
P24F0
Control Module Wake-up Circuit Low
The wake-up input on the control module reads stuck low — usually a short to ground or a permanently asserted wake signal. The module either keeps waking up unnecessarily and drains the battery, or it cannot distinguish a real wake event from the stuck low level.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number4 / F0
Possible causes
- Wake-up wire shorted to ground high
- Door, hood or terminal switch stuck closed medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 60–400 €
- Estimated time: 0.4–1.5 h
- Component: wake up circuit
- Component: control module
- MIL / check engine light
Sources
References
sae:J2012